Ratchet screwdriver with actuator cap and method

Details Ratchet screwdriver with actuator cap and method Ratchet screwdriver with actuator cap and method

2007-01-30

2007-01-30

Wilson, Lee D. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Handle clutched to head

C081S062000, C081S060000

Reexamination Certificate

active

11282052

ABSTRACT:
A ratchet screwdriver having a base assembly including a handle and an insert, and having a can rotatable on the base assembly, and there is pawl mechanism which is controlled by the cap. There is an intervening member in the form of a detent to serve as a stop for restricting the axial movement of the cap relative to the base assembly, so the cap cannot be removed from the base assembly until the detent is released. The detent, or other parts of the screwdriver, can serve as a rotation stop for the can which has selective positions for setting the ratcheting position of the screwdriver.

REFERENCES:
patent: 1193716 (1916-08-01), Purssell
patent: 5613585 (1997-03-01), Tiede
patent: 5848680 (1998-12-01), Rinner
patent: 6047617 (2000-04-01), Chen
patent: 6082226 (2000-07-01), Lin
patent: 6206160 (2001-03-01), Chen
patent: 6443037 (2002-09-01), Chang
patent: 6523439 (2003-02-01), Huang
patent: 6543315 (2003-04-01), Huang
patent: 7036399 (2006-05-01), Gao et al.
patent: 2006/0065077 (2006-03-01), Gao et al.

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